SIT3372AI-1B3-30NX70.656000

Oscillators Overview

The SIT3372AI-1B3-30NX70.656000 is a differential MEMS VCXO operating at 70.656 MHz with LVPECL output signaling and a 3.0 V supply voltage. It utilizes DualMEMS temperature sensing and TurboCompensation technology for dynamic performance. The device features integrated on-chip regulators to filter power supply noise, eliminating the need for external LDOs. It offers exceptional resistance to airflow, thermal gradients, shock, and vibration. Factory programmability allows optimization of clock configurations without custom quartz lead times.

Oscillators Feature Summary

• DualMEMS temperature sensing and TurboCompensation technology provide resistance to environmental hazards such as shock, vibration, and thermal gradients.
• Integrated on-chip regulators filter power supply noise, removing the requirement for dedicated external low-dropout regulators.
• Factory programmability enables customization of frequency, stability, voltage, output signaling, and pull range to optimize clock configurations.

Oscillators Applications

• Telecommunications systems requiring precise timing
• Networking equipment demanding low-jitter differential clocks
• Industrial applications operating in noisy or harsh environments

Oscillators Procurement Notes

Verify that the specific ordering suffix matches the required voltage, output type, and frequency parameters before procurement. Confirm that the package dimensions align with the PCB layout constraints. Ensure the design accounts for the LVPECL output requirements and the 3.0 V supply specification. Cross-reference the datasheet for reflow profile and handling instructions to maintain component integrity during assembly.

Oscillators Selection Notes

Select this component when ultra-low jitter and high reliability are critical for differential clock signals. The integrated noise filtering simplifies power design by removing external LDOs. Choose this part for applications requiring factory-programmable flexibility to avoid long lead times associated with custom quartz devices. Ensure the operating environment benefits from MEMS resilience against shock and vibration compared to traditional oscillators.

Oscillators Part Context

This model belongs to the SiT3372 series of ultra-low jitter differential VCXOs. The series supports frequencies from 1 MHz to 220 MHz and various output types including LVPECL, LVDS, and HCSL. It is engineered on SiTime’s Elite Platform to deliver consistent phase noise and dynamic performance across diverse environmental conditions.

Oscillators Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Designers should verify compatibility with existing circuit layouts and signal integrity requirements if considering alternative MEMS oscillators from other manufacturers.

Oscillators FAQ

Does the SIT3372 require an external LDO?

No, the device integrates multiple on-chip regulators to filter power supply noise, eliminating the need for a dedicated external LDO.

What technology ensures dynamic performance against environmental hazards?

The device utilizes SiTime’s unique DualMEMS temperature sensing and TurboCompensation technology to provide resistance to airflow, thermal gradients, shock, and vibration.